A kind of 3D polypyrrole chitosan gelatin composite conductive material and preparation method thereof
A technology of polypyrrole chitosan gelatin and chitosan polymer, which is applied in the field of materials, can solve the problems such as the feasibility of 3D composite conductive patch materials that are rarely studied, and achieve good biocompatibility, high conductivity, and faster The effect of signaling
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Embodiment 1
[0044] This embodiment provides a preparation method of a 3D polypyrrole chitosan gelatin composite conductive material, comprising the following steps:
[0045] (1) preparation concentration is the acetic acid solution of 0.172mol / L, adds chitosan in described acetic acid solution, and controls the ratio of the mass of acetic acid and chitosan in described acetic acid solution to be 0.525:1, under 400rpm stirring condition Stir for 4h to fully mix to obtain chitosan acidic solution;
[0046] (2) adding pyrrole in the chitosan acidic solution described in step (1), and controlling the mass ratio of chitosan and pyrrole in the chitosan acidic solution is 1:0.294, stirred for 12h under 400rpm stirring condition Fully mix evenly to obtain chitosan-pyrrole mixed solution;
[0047] (3) Prepare a ferric chloride solution with a concentration of 0.67mol / L, slowly add the ferric chloride solution dropwise to the In the chitosan-pyrrole mixed solution, control the mass ratio of ferri...
Embodiment 2
[0051] This embodiment provides a preparation method of a 3D polypyrrole chitosan gelatin composite conductive material, comprising the following steps:
[0052] (1) preparation concentration is the acetic acid solution of 0.17mol / L, adds chitosan in described acetic acid solution, and controls the ratio of the mass of acetic acid and chitosan in described acetic acid solution to be 0.4:1, under 300rpm stirring condition Stir for 4h to fully mix to obtain chitosan acidic solution;
[0053] (2) adding pyrrole in the chitosan acidic solution described in step (1), and controlling the mass ratio of chitosan and pyrrole in the chitosan acidic solution to be 1:0.03, stirring for 12h under 300rpm stirring conditions Fully mix evenly to obtain chitosan-pyrrole mixed solution;
[0054] (3) Prepare a ferric chloride solution with a concentration of 0.067mol / L, slowly add the ferric chloride solution dropwise at a rate of 0.3ml / h to the In the chitosan-pyrrole mixed solution, control ...
Embodiment 3
[0058] This embodiment provides a preparation method of a 3D polypyrrole chitosan gelatin composite conductive material, comprising the following steps:
[0059] (1) preparation concentration is the acetic acid solution of 0.18mol / L, adds chitosan in described acetic acid solution, and controls the ratio of the mass of acetic acid and chitosan in described acetic acid solution to be 0.6:1, under 500rpm stirring condition Stir for 2h to fully mix to obtain chitosan acidic solution;
[0060] (2) adding pyrrole in the chitosan acidic solution described in step (1), and controlling the mass ratio of chitosan and pyrrole in the chitosan acidic solution to be 1:0.04, stirring for 8h under 500rpm stirring conditions Fully mix evenly to obtain chitosan-pyrrole mixed solution;
[0061] (3) Prepare a ferric chloride solution with a concentration of 0.67mol / L, slowly add the ferric chloride solution dropwise to the In the chitosan-pyrrole mixed solution, control the mass ratio of ferri...
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